英文别名2-Methyl-2-propanyl 5,8-diazaspiro[3.5]nonane-5-carboxylate; 5,8-Diazaspiro[3.5]nonane-5-carboxylic acid, 1,1-dimethylethyl ester; 5-Boc-5,8-diaza-spiro[3.5]nonane; tert-Butyl 6,9-diazaspiro[3.5]nonane-9-carboxylate; 5,8-Diaza-spiro3.5none-5-carboxylic acid tert-butyl ester 
